DF2398TE20 Renesas Electronics America, DF2398TE20 Datasheet - Page 256
DF2398TE20
Manufacturer Part Number
DF2398TE20
Description
IC H8S MCU FLASH 256K 120TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Specifications of DF2398TE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
87
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
120-TQFP, 120-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2398TE20
HD64F2398TE20
HD64F2398TE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2398TE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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7.5.11
Single Address Mode (Read): Figure 7-27 shows a transfer example in which TEND output is enabled and byte-size
single address mode transfer (read) is performed from external 8-bit, 2-state access space to an external device.
Figure 7-28 shows a transfer example in which TEND output is enabled and word-size single address mode transfer (read)
is performed from external 8-bit, 2-state access space to an external device.
A one-byte or one-word transfer is performed for one transfer request, and after the transfer the bus is released. While the
bus is released, one or more bus cycles are inserted by the CPU or DTC.
In the transfer end cycle (the cycle in which the transfer counter reaches 0), a one-state DMA dead cycle is inserted after
the DMA write cycle.
Rev.6.00 Oct.28.2004 page 226 of 1016
REJ09B0138-0600H
DMAC Bus Cycles (Single Address Mode)
Address bus
Address bus
DACK
TEND
RD
ø
Figure 7-28 Example of Single Address Mode (Word Read) Transfer
DACK
TEND
Figure 7-27 Example of Single Address Mode (Byte Read) Transfer
release
RD
Bus
ø
release
Bus
DMA read
DMA read
release
Bus
release
Bus
DMA read
DMA read
release
Bus
DMA read
release
Bus
release
Bus
DMA read
Last transfer
DMA read
Last transfer
cycle
cycle
DMA
dead
release
DMA
dead
Bus
release
Bus
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